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Related Manuals for Dell E2223HN
Summary of Contents for Dell E2223HN
- Page 1 Service Manual Service Manual LCD Monitor E2223HN...
- Page 2 Service Manual Service Manual Versions and Revision Version Release Date Revision 2022/01/26 Initial Release...
- Page 3 Service Manual 1. Important Safety Notice Product Announcement: of PWBA, not solder side. This product is certificated to meet RoHS ! To ensure using a proper screwdriver, follow Directive and Lead-Free produced definition. the torque and force listed in assembly and Using approved critical components only is disassembly procedures to unscrew screws.
- Page 4 2. Exploded view diagram with list of items NOTE: For replacement of power cord, connectivity cable and external power supply (if applicable), contact Dell: 1. Go to https://www.dell.com/support. 2. Verify your country or region in the Choose A Country/Region drop-down menu at the bottom-right corner of the page.
- Page 5 Service Manual 3. Wiring Connectivity Diagram...
- Page 6 Service Manual 4. How to connect and disconnect power cable/ connectivity cable WARNING: To change power cable/ connectivity cable, switch off power before unplugging the cable and replugging in required cable.
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Page 7: Disassembly And Assembly Procedure
Service Manual 5. Disassembly and Assembly Procedure 1. Remove Rear Cover Screw and Stand 4. Remove VGA screw Screws Remove screws “1~2” with electric Remove screws “1~6” on rear cover with screwdriver electric screwdriver b. Torque: 12.0 +/- 0.5Kgf/cm, hex screwdriver b. - Page 8 Service Manual 7. Remove PCBA 1 Remove Keypad Remove mylar (squared in red in the Remove keypad from front cover upper picture) (loosen hook circled in red first) b. Remove grounding screw “1” then locking screws marked “2~5” with electric screwdriver Torque: 5.5 +/- 0.5Kgf/cm, Phillips screwdriver 8.
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Page 9: Troubleshooting Instructions
Service Manual 6. Trouble Shooting Instructions Self-test Your monitor provides a self-test feature that allows you to check if your monitor is functioning properly. If your monitor and computer are properly connected but the monitor screen remains dark, run the monitor self-test by performing the following steps: Turn off both your computer and the monitor. - Page 10 Service Manual Trouble Shooting Instructions Your monitor has a built-in diagnostic tool that helps you determine if any screen abnormality you experience is an inherent problem with your monitor, or with your computer and video card. To run the built-in diagnostics: Ensure that the screen is clean (no dust particles on the surface of the screen).
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Page 11: Common Problems
Service Manual Trouble Shooting Instructions Common problems The following table provides general information about common monitor problems you might encounter and the possible solutions:... - Page 12 Service Manual Trouble Shooting Instructions...